From owner-freebsd-current  Sat Sep 14  2:17: 4 2002
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Date: Sat, 14 Sep 2002 00:31:50 -0700 (PDT)
From: Nate Lawson <nate@root.org>
To: Julian Elischer <julian@elischer.org>
Cc: FreeBSD current users <current@FreeBSD.ORG>
Subject: Re: A riddle in -current
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On Fri, 13 Sep 2002, Julian Elischer wrote:
> 2 identical machines.
> the same kernel binary
> /etc (basically) identical (/etc/passwd slightly different)
> the same system sources compiled and installed
> 
> yet:
> 
> one is 10% faster than the other CONSISTANTLY in buildworld
> 
> after a reboot and 5 minutes of the EXACT same work (buildworld up to 
> the following message:)
> --------------------------------------------------------------
> >>> stage 2: cleaning up the object tree
> --------------------------------------------------------------
> the slower machine shows in top:
> 
> last pid:  3079;  load averages:  0.01,  0.19,  0.14    up 0+00:13:02
> 06:13:55
> 24 processes:  1 running, 14 sleeping, 9 stopped
> CPU states:  0.4% user,  0.0% nice,  0.0% system,  0.4% interrupt, 99.2%
> idle
> Mem: 18M Active, 106M Inact, 27M Wired, 124K Cache, 35M Buf, 94M Free
> Swap: 513M Total, 513M Free
> 
> 
> while the faster machine shows:
> last pid:  3079;  load averages:  0.00,  0.15,  0.13    up 0+00:13:25
> 06:15:55
> 24 processes:  1 running, 14 sleeping, 9 stopped
> CPU states:  0.0% user,  0.0% nice,  0.4% system,  0.0% interrupt, 99.6%
> idle
> Mem: 11M Active, 36M Inact, 24M Wired, 144K Cache, 35M Buf, 174M Free
> Swap: 513M Total, 513M Free
> 
> Notice in particular the differences in Free and Inactive memory...

Do they have the same kernel modules loaded?  Same BIOS settings?

-Nate


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